“How long is the warranty period of your flat plate or your vacuum tube collector?” This question was posed as part of a global solar thermal industry survey to 300 […]Read More
2008 was a very good year for the solar thermal market in Switzerland: The figure shows the annually sold collector area of different technologies. Source: Swissolar market studies Solar Energy […]Read More
Volker Kallwellis, head of development department at Wagner & Co Solartechnik, Cölbe, Germany published the following statement in the international magazine Sun & Wind Energy 7/2009 about the advantages of […]Read More
The Chinese Linuo Solar Energy Group is the biggest solar tubing glass manufacturer worldwide – and is still growing at a fast rate: The group raised their production output by […]Read More
Solarthermalworld.org spoke with Jiao Qingtai, vice president of the Chinese collector manufacturer Sunrain Solar Energy Co., at the Intersolar in Munich at the end of May about the advantages and […]Read More
Marek Szymanski, technical department manager of the Polish collector manufacturer Watt, spoke with solarthermalworld.org about the problems they had with the vacuum tube collectors in the beginning. Photo: WattRead More